<?php

namespace app\store\controller\inventory;

use app\common\controller\Backend;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 库存
 *
 * @icon fa fa-circle-o
 */
class Inventory extends Backend
{

    /**
     * Inventory模型对象
     * @var \app\store\model\inventory\Inventory
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\store\model\inventory\Inventory;
        $this->view->assign("statusList", $this->model->getStatusList());
        $this->view->assign("typeList", $this->model->getTypeList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


     /**
     * 查看
     *
     * @return string|Json
     * @throws \think\Exception
     * @throws DbException
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        //如果发送的来源是 Selectpage，则转发到 Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();
        $list = $this->model
            ->with('goods,sku')
            ->where($where)
            ->order($sort, $order)
            ->paginate($limit);
        $result = ['total' => $list->total(), 'rows' => $list->items()];
        return json($result);
    }

    public function sku($ids = null)
    {
        $row = $this->model->alias('i')->where(['i.goods_id' => $ids])->field('i.*,s.difference,s.code')->join('wanlshop_goods_sku s','i.sku_id = s.id')->select();
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $goods =   DB::name('wanlshop_goods')->where('id',$ids)->find();
            $this->view->assign('goods', $goods);
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }

            $data = [];
            foreach ($params['num'] as $key => $value) {
              $quantity =    $this->model->where(['sku_id' => $key])->value('quantity');
              $shop_id  =    $this->model->where(['sku_id' => $key])->value('shop_id');
              $goods_id =    $this->model->where(['sku_id' => $key])->value('goods_id');
                if ($value > $quantity) {
                     // 入库
                    $this->model->where(['sku_id' => $key])->update(['quantity'=>$value,'updatetime'=>time(),'remarks'=>$params['remarks']]);
                    $data[] = [
                        'shop_id' => $shop_id,
                        'sku_id' => $key,
                        'goods_id' => $goods_id,
                        'change' =>'盘点',
                        'type' => 1,
                        'quantity' => $value - $quantity,
                        'inventory' => $value,
                        'createtime' => time(),
                        'remarks' => $params['remarks'],
                        'create_id' => $this->auth->id,
                    ];

                }elseif ($value < $quantity){
                    // 出库
                    $this->model->where(['sku_id' => $key])->update(['quantity'=>$value,'updatetime'=>time(),'remarks'=>$params['remarks']]);
                    $data[] = [
                        'shop_id' => $shop_id,
                        'sku_id' => $key,
                        'goods_id' => $goods_id,
                        'change' =>'盘点',
                        'type' => 0,
                        'quantity' => $quantity - $value,
                        'inventory' => $value,
                        'createtime' => time(),
                        'remarks' => $params['remarks'],
                        'create_id' => $this->auth->id,
                    ];
                }
            }
            $result = Db::name('inventory_log')->insertAll($data);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

}
